Diff: html.cpp

Revision:

1:ba608856b208

Parent:

0:539b0fc9d536

Child:

2:468edcd380ae

--- a/html.cpp	Tue Aug 11 15:00:40 2015 +0000
+++ b/html.cpp	Wed Aug 12 15:53:49 2015 +0000
@@ -102,23 +102,44 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "EthernetInterface.h"
+#include <stdlib.h>
+#include <string.h>
 
 //********************
 //* specified includes
 #include "html.h"
-#include <stdlib.h>
+
+#include "rtos.h"
 
 
-#define HTML_DEBUG
+#define _HTML_DEBUG
+#define _IP_DEBUG
+#define _TCP_DEBUG
+#define _HTTP_DEBUG
+# define _HTML_DEBUG
+
+extern var_field_t tab_balise[10];  //une balise est présente dans le squelette
+
+
+EthernetInterface eth; // ethernet layer management object
+TCPSocketServer svr; //
+bool serverIsListened = false;// flag to indicate server is listening
+#define PORT   80 // tcp port for socket listeningt 
+TCPSocketConnection client;// socket to identify client side
+bool clientIsConnected = false;// flag that indicate if a web client is avalaible
+
+
+char *html_page;    // pointer to memory area of Html Page
+/*************** locals prototypes ***************/
 
 
 
 
 
 
-
-
-char *Gen_HtmlCode_From_File( char *Path, var_field_t *var_field, int max_vardef )
+//char * Gen_HtmlCode_From_File( char *Path, var_field_t *var_field, int max_vardef )
+char * Gen_HtmlCode_From_File( char *Path, var_field_t *var_field, int max_vardef )
 {LocalFileSystem local("local"); 
     FILE *in;               // File Handle
     //fpos_t filepos;     // file position counter
@@ -127,7 +148,7 @@
    char value_str[40];   // to search for '^VARDEF[x]' entrys
    int i=0;                 // VarDef Counter ( '^VARDEF[i]' )
    long  mem_pos = -1;  // actually mem offset
-   char *html_page;    // pointer to memory area of Html Page
+   //char *html_page;    // pointer to memory area of Html Page
 
    if ((in = fopen(Path, "rt"))   == NULL)
    {
@@ -135,7 +156,7 @@
     return(NULL);
    }
 
-    #ifdef HTML_DEBUG
+    #ifdef _HTML_DEBUG
    printf("\r\nOpen File.. \"%s\"", Path);
    #endif
 
@@ -160,7 +181,7 @@
          
         if ( fscanf(in , "VARDEF[ %d ] = %s", &i, &value_str ) )
          {
-                #ifdef HTML_DEBUG
+                #ifdef _HTML_DEBUG
                printf("\r\nFound and save entry..");
                 #endif
             mem_pos += atoi(value_str)-1;
@@ -181,7 +202,7 @@
 
    // now loading website into memory
    mem_pos = 0;
-    #ifdef HTML_DEBUG
+    #ifdef _HTML_DEBUG
    printf("\r\nReading Page");
    #endif
    while (!feof(in))
@@ -244,7 +265,7 @@
    // close HTML Page
    fclose(in);
 
-    #ifdef HTML_DEBUG
+    #ifdef _HTML_DEBUG
    printf("\r\nDone.");
    #endif
 
@@ -294,3 +315,180 @@
     FILL_STR( pChaine,pTab_Balise[index].length );
    memcpy( pTab_Balise[index].ptr, pChaine, pTab_Balise[index].length );
 }
+
+void (*pfPtr) (void);
+
+
+
+int Init_Web_Server(void (*fPtr)(void) )// fptr pointer to a void interrupt CGI function 
+  {pfPtr=fPtr;// affectation du pointeur public
+ 
+    //setup ethernet interface
+    eth.init(); //Use DHCP
+    eth.connect();
+     #ifdef _IP_DEBUG
+    printf("IP Address is %s\n\r", eth.getIPAddress());// display server ip address
+ #endif
+     // Set the callbacks for Listening
+  //srv.setOnEvent(&onListeningTCPSocketEvent);  // create a call back fonction associated with listning socket
+    //setup srv tcp socket
+    if(svr.bind(PORT)< 0) {
+        #ifdef _IP_DEBUG
+        printf("tcp server bind failed.\n\r");
+        #endif
+        return -1;
+    } else {
+        #ifdef _IP_DEBUG
+        printf("tcp server bind successed.\n\r");
+        #endif
+        serverIsListened = true;
+    }
+ 
+    if(svr.listen(1) < 0) {
+        #ifdef _IP_DEBUG
+        printf("tcp server listen failed.\n\r");
+        #endif
+        return -1;
+    } else {
+        #ifdef _IP_DEBUG
+        printf("tcp server is listening...\n\r");
+        #endif
+      
+return 0;
+    }
+    
+ }
+   
+
+//************* used to close srv socket and web server thread ***********************
+int DeInit_Web_Server(void)
+{int iError;
+    serverIsListened=false;// 
+iError=svr.close (true);// close main server socket
+return iError;
+ 
+ }
+ 
+  
+          
+ 
+
+
+
+/***************** thread section **************/
+
+ 
+void Web_Server_Thread(void const *args) 
+{ 
+   
+            printf("web server thread start.. \n\r");
+    
+    while ( serverIsListened) {
+        //blocking mode(never timeout)
+        if(svr.accept(client)<0) {
+             #ifdef _TCP_DEBUG
+            printf("failed to accept connection.\n\r");
+            #endif
+        } else {
+            #ifdef _TCP_DEBUG
+            printf("connection success!\n\rIP: %s\n\r",client.get_address());
+            #endif
+            clientIsConnected = true;
+             // Setup the new socket events
+       // client.setOnEvent(&onConnectedTCPSocketEvent);
+        // We can find out from where the connection is coming by looking at the
+        // Host parameter of the accept() method
+            
+            while(clientIsConnected) {
+                char buffer[1024] = {};
+              
+                switch(client.receive(buffer, 1023)) {
+                    case 0:
+                    #ifdef _TCP_DEBUG
+                        printf("recieved buffer is empty.\n\r");
+                    #endif
+                        clientIsConnected = false;
+                        break;
+                    case -1:
+                    #ifdef _TCP_DEBUG
+                     printf("failed to read data from client.\n\r");
+                    #endif
+                        clientIsConnected = false;
+                        break;
+                    default:
+                    #ifdef _HTTP_DEBUG
+                        printf("Recieved Data: %d\n\r\n\r%.*s\n\r",strlen(buffer),strlen(buffer),buffer);
+                    #endif
+                        if(buffer[0] == 'G' && buffer[1] == 'E' && buffer[2] == 'T' ) {
+                            #ifdef _HTTP_DEBUG
+                            printf("GET request incomming.\n\r");
+                            #endif
+                            //setup http response header & data
+                            /************* patch all dynamic data in html response page ************/
+                            //giCounter++;
+                            
+                            (*pfPtr)();// call to external CGI function located in main
+                           
+                        /*  char ma_chaine4[20]={};// needed to form html response  
+                         sprintf (ma_chaine4,"%d",(int)15);// convert speed as ascii string
+                            Html_Patch (tab_balise,0,ma_chaine4);// patch first label with dyn.string
+                            
+                            sprintf (ma_chaine4,"%d",(int)16);// convert count as ascii string
+                            Html_Patch (tab_balise,1,ma_chaine4);// patch first label with dyn.string
+                            
+                             sprintf (ma_chaine4,"%d",17);// convert count as ascii string
+                            Html_Patch (tab_balise,2,ma_chaine4);// patch first label with dyn.string
+                            
+                             sprintf (ma_chaine4,"%d",18);// convert count as ascii string
+                            Html_Patch (tab_balise,3,ma_chaine4);// patch first label with dyn.string
+                           
+                             sprintf (ma_chaine4,"%d",19);// convert count as ascii string
+                            Html_Patch (tab_balise,4,ma_chaine4);// patch first label with dyn.string
+                            
+                             */
+    
+    
+
+                           
+                            char echoHeader[256] = {};
+                            sprintf(echoHeader,"HTTP/1.1 200 OK\n\rContent-Length: %d\n\rContent-Type: text\n\rConnection: Close\n\r",strlen(html_page));
+                            client.send(echoHeader,strlen(echoHeader));
+                            #ifdef _HTTP_DEBUG
+                             printf("%s",echoHeader);// debut http header sent
+                            #endif                          
+                            //client.send(buffer,strlen(buffer));// realise echo request to client 
+                             
+                                  
+                            client.send(html_page,strlen(html_page));// realise echo request to client 
+                           #ifdef _HTTP_DEBUG
+                            printf("%s",html_page);
+                           #endif
+                            
+                            clientIsConnected = false;// close connection with this client at end of http response
+                           #ifdef _HTTP_DEBUG
+                            printf("web page sent.\n\r");
+                            #endif
+                        }
+                        break;
+                }// end case
+           //Thread::wait(10);// sleep for 10 ms
+            }// end while Client is Connected
+           #ifdef _HTTP_DEBUG
+            printf("close connection.\n\rtcp server is listening...\n\r");
+            #endif
+            client.close();
+           
+       
+        }
+    Thread::wait(10);// sleep for 10 ms
+   } // end while ServerIs listening
+}
+ 
+
+
+
+    
+    
+    
+    
+    
\ No newline at end of file